Question

Deffiniton of upper triangle and lower triangle matrix in computer

Answer 1

Answer:

Step-by-step explanation:

row subscript is less than column subscript for upper triangle and vice versa

Answer 2

Step-by-step explanation:

In the mathematical discipline of linear algebra, a triangular matrix is a special kind of square matrix. A square matrix is called lower triangular if all the entries above the main diagonal are zero. Similarly, a square matrix is called upper triangular if all the entries below the main diagonal are zero.